2025 Cloud Bicycle Gravel Race Base

	S	M	L	XL
Stack	545mm	560mm	592mm	620mm
Reach	385mm	390mm	400mm	410mm
Stack to Reach Ratio	1.42:1	1.44:1	1.48:1	1.51:1
Seat Tube Length, C-T	460mm	500mm	520mm	550mm
Top Tube Length, Effective/Horizontal Center	531mm	551mm	575mm	600mm
Top Tube Slope	11.3deg	8.6deg	9.7deg	9.3deg
Head Tube Angle	70.5deg	71deg	71.5deg	72deg
Seat Tube Angle	75deg	74deg	73.5deg	73.5deg
Head Tube Length	110mm	124mm	156mm	183mm
Bottom Bracket Drop	73mm	73mm	73mm	73mm
Bottom Bracket Height	-51mm	-51mm	-51mm	-51mm
Chainstay Length	435mm	435mm	435mm	435mm
Chainstay Length Horizontal	428.8mm	428.8mm	428.8mm	428.8mm
Front-Center	614.5mm	620.5mm	636.4mm	649.3mm
Front-Center Horizontal	610.2mm	616.2mm	632.2mm	645.2mm
Wheelbase	1039mm	1045mm	1061mm	1074mm
Fork Offset/Rake	55mm	55mm	55mm	55mm
Fork Length (Axle-To-Crown)	410mm	410mm	410mm	410mm
Trail	-50.6mm	-50.6mm	-50.6mm	-50.7mm
Mechanical Trail	-47.7mm	-47.8mm	-48mm	-48.2mm
Wheel Flop	-15.9mm	-15.6mm	-15.2mm	-14.9mm
Tire to Pedal Spindle	422.5mm 170 mm cranks	428.5mm 170 mm cranks	444.4mm 170 mm cranks	457.3mm 170 mm cranks
Pedal Spindle to Ground Clearance	-221mm 170 mm cranks	-221mm 170 mm cranks	-221mm 170 mm cranks	-221mm 170 mm cranks

Very Upright

Somewhat Upright

Average

Somewhat Aggressive

Very Aggressive

The Bike Insights Upright/Aggressive scale is based on analysis of a bike’s proportions relative to similar sized bikes in the same category.

Category Trend

Source:https://www.cloudbicycle.com.au/products/cloud-gravel-race-titanium-bike-sram-xplr-e1-force-axs

Geometry